Fix RT54063

[dbsrgits/DBIx-Class.git] / lib / DBIx / Class / Storage / DBI.pm

diff --git a/lib/DBIx/Class/Storage/DBI.pm b/lib/DBIx/Class/Storage/DBI.pm
index 61f7572..7400316 100644 (file)
--- a/lib/DBIx/Class/Storage/DBI.pm
+++ b/lib/DBIx/Class/Storage/DBI.pm
@@ -40,6 +40,7 @@ __PACKAGE__->sql_maker_class('DBIx::Class::SQLAHacks');
 # Each of these methods need _determine_driver called before itself
 # in order to function reliably. This is a purely DRY optimization
 my @rdbms_specific_methods = qw/
+  deployment_statements
   sqlt_type
   build_datetime_parser
   datetime_parser_type
@@ -948,15 +949,19 @@ sub _determine_driver {
         else {
           # try to use dsn to not require being connected, the driver may still
           # force a connection in _rebless to determine version
-          ($driver) = $self->_dbi_connect_info->[0] =~ /dbi:([^:]+):/i;
+          # (dsn may not be supplied at all if all we do is make a mock-schema)
+          my $dsn = $self->_dbi_connect_info->[0] || '';
+          ($driver) = $dsn =~ /dbi:([^:]+):/i;
         }
       }
 
-      my $storage_class = "DBIx::Class::Storage::DBI::${driver}";
-      if ($self->load_optional_class($storage_class)) {
-        mro::set_mro($storage_class, 'c3');
-        bless $self, $storage_class;
-        $self->_rebless();
+      if ($driver) {
+        my $storage_class = "DBIx::Class::Storage::DBI::${driver}";
+        if ($self->load_optional_class($storage_class)) {
+          mro::set_mro($storage_class, 'c3');
+          bless $self, $storage_class;
+          $self->_rebless();
+        }
       }
     }
 
@@ -1601,15 +1606,7 @@ sub _subq_update_delete {
   my $rsrc = $rs->result_source;
 
   # quick check if we got a sane rs on our hands
-  my @pcols = $rsrc->primary_columns;
-  unless (@pcols) {
-    $self->throw_exception (
-      sprintf (
-        "You must declare primary key(s) on source '%s' (via set_primary_key) in order to update or delete complex resultsets",
-        $rsrc->source_name || $rsrc->from
-      )
-    );
-  }
+  my @pcols = $rsrc->_pri_cols;
 
   my $sel = $rs->_resolved_attrs->{select};
   $sel = [ $sel ] unless ref $sel eq 'ARRAY';
@@ -1662,7 +1659,7 @@ sub _per_row_update_delete {
   my ($rs, $op, $values) = @_;
 
   my $rsrc = $rs->result_source;
-  my @pcols = $rsrc->primary_columns;
+  my @pcols = $rsrc->_pri_cols;
 
   my $guard = $self->txn_scope_guard;
 
@@ -2255,10 +2252,13 @@ them.
 sub create_ddl_dir {
   my ($self, $schema, $databases, $version, $dir, $preversion, $sqltargs) = @_;
 
-  if(!$dir || !-d $dir) {
+  unless ($dir) {
     carp "No directory given, using ./\n";
-    $dir = "./";
+    $dir = './';
   }
+
+  $self->throw_exception ("Directory '$dir' does not exist\n") unless(-d $dir);
+
   $databases ||= ['MySQL', 'SQLite', 'PostgreSQL'];
   $databases = [ $databases ] if(ref($databases) ne 'ARRAY');
 
@@ -2556,8 +2556,8 @@ queries.
 This hook is to allow specific L<DBIx::Class::Storage> drivers to change the
 way these aliases are named.
 
-The default behavior is C<"$relname_$join_count" if $join_count > 1>, otherwise
-C<"$relname">.
+The default behavior is C<< "$relname_$join_count" if $join_count > 1 >>,
+otherwise C<"$relname">.
 
 =cut